Von Duprin QEL3527AEO-F LBR | Grade 1, Fire Rated Narrow Stile Surface Vertical Rod Less Bottom Rod Exit Device with Quiet Electric Latch Retraction, Smooth Mechanism Case
The Von Duprin QEL3527AEO-F LBR is a grade 1, narrow stile, fire rated, surface vertical rod exit device. The Von Duprin QEL3527A-F-LBR fire svr lbr comes with quiet electric latch retraction. The quiet electric latch retraction allows you to remotely retract latchbolt. Latchbolt retraction can be momentary and can be activated when the QEL is paired with an access control system and a card reader. The latchbolt retraction of this Von Duprin QEL3527-F-LBR can also be for extended time periods, similar to manual dogging. Since this is a fire rated device, the quiet electric latch retraction must be paired with an automatic operator and under the control of an automatic fire alarm system.
The Von Duprin QEL3527F-LBR fire surface vertical rod less bottom rod exit device is a popular choice. Being less bottom rod allows easier installation and maintenance. A modular design makes upgrades easy also. High class engineering makes the device suited for high use applications. A deadlocking latchbolt provides security.
Specifications of Von Duprin 3527A-F Fire Surface Vertical Rod Less Bottom Rod Exit Device with Quiet Electric Latch Retraction
Device lengths
2' 2' (610 mm) Door size
3' 2'4' to 3' (711mm to 914mm) Door size
4' 2'8" to 4' (813mm to 1219mm) Door size
Device centerline from finished floor
39 13⁄16" (1006mm)
Center case
8 13/16" x 2 13/32" x 1 9/16" (208mm x 62mm x 40mm)
Mechanism case
2 1 ⁄4" x 2 1 ⁄4" (57mm x 57mm)
Projection
Pushbar neutral – 3 13/16" (97mm)
Pushbar depressed – 3 1/16" (78mm)
Latch bolt
Deadlocking anti-friction top and bottom bolt 5/8" (16mm) throw
Finishes
605, 606, 612, 619 (35A only), 625, 626, 626AM, 628, 710, 711
Fasteners and sex bolts (SNB)
Includes screw pack for 1 3⁄4" (44mm) and 2 1 ⁄4" (57mm) wood and metal doors
#425 SNB furnished standard for end case
#325 SNB furnished standard for EO (exit only device)
Fasteners and sex bolts (SNB)
Includes 1 3/4" (44mm) – 2 1/4" (57mm) wood and metal doors
#425 SNB furnished standard for end case
#325 SNB furnished standard for EO (exit only device)
#325 SNB furnished for top and bottom latches
Features available for Von Duprin QEL3527AEO-F-LBR Fire SVR LBR Exit Device with QEL
Electrified options
ALK Alarm exit kit
CX Chexit delayed exit
EL Electric latch retraction
ESL Emergency secure lockdown
HD-EL Electric latch retraction with hex dogging
LX Latch bolt monitor switch
LX-RX Request to exit / latchbolt monitoring
QEL Quiet electric latch retraction
RX Request to exit,
WP-RX waterproof option
RX-LC, LX-LC, LX-RX-LC, Low current option for RX, LX, LX-RX
SS Signal switch
CON Allegion Connect
Misc options
GBK Glass bead kit
LBR Less bottom rod
PN Pneumatic
SG Safety glow
SEC Security screws
SNB Sex bolts
Please fill out a Quote Request Form, if you do not see an option listed.
Strikes
266 (Top) Dull black
248L-4 (Bottom) Unfinished and 304L Optional strikes
- Option:Choose Finish (Click here to see our Detailed Door Hardware Finish Guide):
- https://blog.locksandsafes.com/2020/07/28/lock-and-door-hardware-finishes/
